Feature/31 expose audit history

src/main/java/com/empowerhack/family/memberservice/controller/MemberController.java

@@ -0,0 +1,53 @@
+package com.empowerhack.family.memberservice.controller;
+
+import com.empowerhack.family.memberservice.domain.Member;
+import com.empowerhack.family.memberservice.service.MemberService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.history.Revision;
+import org.springframework.data.history.Revisions;
+import org.springframework.hateoas.*;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class MemberController {
+
+    @Autowired
+    EntityLinks entityLinks;
+
+    @Autowired
+    private MemberService memberService;
+
+    @RequestMapping(method = RequestMethod.GET, value = "/members/{id:[\\d]+}/audit/latest")
+    public
+    @ResponseBody
+    ResponseEntity<Resource<Revision>> findLastChangeRevision(@PathVariable Long id) {
+        Revision<Integer, Member> revision = this.memberService.findLastChangeRevision(id);
+
+        Resource<Revision> resource = new Resource<>(revision);
+
+        final LinkBuilder lb = this.entityLinks.linkForSingleResource(Member.class, id);
+        resource.add(lb.withRel("member"));
+
+        return new ResponseEntity<>(resource, HttpStatus.OK);
+    }
+
+    @RequestMapping(method = RequestMethod.GET, value = "/members/{id:[\\d]+}/audit")
+    public
+    @ResponseBody
+    ResponseEntity<Resource<Revisions>> findRevisions(@PathVariable Long id) {
+        Revisions<Integer, Member> revisions = this.memberService.findRevisions(id);
+
+        Resource<Revisions> resource = new Resource<>(revisions);
+
+        final LinkBuilder lb = this.entityLinks.linkForSingleResource(Member.class, id);
+        resource.add(lb.withRel("member"));
+
+        return new ResponseEntity<>(resource, HttpStatus.OK);
+    }
+}

src/main/java/com/empowerhack/family/memberservice/processor/MemberProcessor.java

@@ -0,0 +1,38 @@
+package com.empowerhack.family.memberservice.processor;
+
+import com.empowerhack.family.memberservice.controller.MemberController;
+import com.empowerhack.family.memberservice.domain.Member;
+import org.springframework.hateoas.Resource;
+import org.springframework.hateoas.ResourceProcessor;
+import org.springframework.stereotype.Component;
+
+import static org.springframework.hateoas.mvc.ControllerLinkBuilder.*;
+
+@Component
+public class MemberProcessor implements ResourceProcessor<Resource<Member>> {
+
+    @Override
+    public Resource<Member> process(Resource<Member> resource) {
+        resource.add(
+                linkTo(
+                        methodOn(
+                                MemberController.class
+                        ).findRevisions(
+                                resource.getContent().getId()
+                        )
+                ).withRel("audit")
+        );
+
+        resource.add(
+                linkTo(
+                        methodOn(
+                                MemberController.class
+                        ).findLastChangeRevision(
+                                resource.getContent().getId()
+                        )
+                ).withRel("audit")
+        );
+
+        return resource;
+    }
+}

src/main/java/com/empowerhack/family/memberservice/service/MemberService.java

@@ -0,0 +1,23 @@
+package com.empowerhack.family.memberservice.service;
+
+import com.empowerhack.family.memberservice.domain.Member;
+import com.empowerhack.family.memberservice.repository.MemberRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.history.Revision;
+import org.springframework.data.history.Revisions;
+import org.springframework.stereotype.Service;
+
+@Service
+public final class MemberService {
+
+    @Autowired
+    private MemberRepository memberRepository;
+
+    public Revisions<Integer, Member> findRevisions(Long id) {
+        return this.memberRepository.findRevisions(id);
+    }
+
+    public Revision<Integer, Member> findLastChangeRevision(Long id) {
+        return this.memberRepository.findLastChangeRevision(id);
+    }
+}

src/main/resources/application.yml

@@ -1,4 +1,4 @@
-version: v0.2.19
+version: v0.2.20 # This will be updated via CI in the future
 
 ---
 spring: